Results 21 to 30 of about 14,508 (211)

Effects of Sub-threshold Transcutaneous Auricular Vagus Nerve Stimulation on Cingulate Cortex and Insula Resting-state Functional Connectivity

open access: yesFrontiers in Human Neuroscience, 2022
Transcutaneous auricular vagus nerve stimulation (taVNS), a non-invasive alternative to vagus nerve stimulation (VNS) with implantable devices, has shown promise in treating disorders such as depression, migraine, and insomnia. Studies of these disorders
Yixiang Mao   +10 more
doaj   +1 more source

Resting-state Networks in Tinnitus

open access: yesClinical Neuroradiology, 2022
AbstractChronic subjective tinnitus is the constant perception of a sound that has no physical source. Brain imaging studies show alterations in tinnitus patients’ resting-state networks (RSNs). This scoping review aims to provide an overview of resting-state fMRI studies in tinnitus, and to evaluate the evidence for changes in different RSNs.
Tori Elyssa Kok   +7 more
openaire   +3 more sources

Disruption of brain connectivity in acute stroke patients with early impairment in consciousness

open access: yesFrontiers in Psychology, 2014
Impairment in consciousness is common in acute stroke patients and is correlated with the clinical outcome after stroke. The underlying mechanism is not completely understood, with little known about brain activity and connectivity changes in acute ...
Yuan-Hsiung eTsai   +6 more
doaj   +1 more source

Rapidly spreading seizures arise from large-scale functional brain networks in focal epilepsy

open access: yesNeuroImage, 2021
It remains unclear whether epileptogenic networks in focal epilepsy develop on physiological networks. This work aimed to explore the association between the rapid spread of ictal fast activity (IFA), a proposed biomarker for epileptogenic networks, and ...
Taira Uehara   +10 more
doaj   +1 more source

Similarities and differences between intermittent and continuous resting-state fMRI

open access: yesFrontiers in Human Neuroscience, 2023
IntroductionFunctional Magnetic Resonance Imaging (fMRI) block-design experiments typically include active ON-blocks with presentation of cognitive tasks which are contrasted with OFF- blocks with no tasks presented.
Justyna Beresniewicz   +11 more
doaj   +1 more source

Resting-State Cerebello-Cortical Dysfunction in Parkinson's Disease

open access: yesFrontiers in Neurology, 2021
Purpose: Recently, the cerebellum's role in Parkinson's disease (PD) has been highlighted. Therefore, this study sought to test the hypothesis that functional connectivity (FC) between cerebellar and cortical nodes of the resting-state networks ...
William C. Palmer   +7 more
doaj   +1 more source

Topological Fractionation of Resting-State Networks

open access: yesPLoS ONE, 2011
Exploring topological properties of human brain network has become an exciting topic in neuroscience research. Large-scale structural and functional brain networks both exhibit a small-world topology, which is evidence for global and local parallel information processing. Meanwhile, resting state networks (RSNs) underlying specific biological functions
Ding, JR   +7 more
openaire   +5 more sources

Parallel ICA identifies sub-components of resting state networks that covary with behavioral indices

open access: yesFrontiers in Human Neuroscience, 2012
Parallel Independent Component Analysis (para-ICA) is a multivariate method that can identify complex relationships between different data modalities by simultaneously performing Independent Component Analysis on each data set while finding mutual ...
Timothy eMeier   +19 more
doaj   +1 more source

Functional connectivity between the amygdala and subgenual cingulate gyrus predicts the antidepressant effects of ketamine in patients with treatment‐resistant depression

open access: yesNeuropsychopharmacology Reports, 2021
Aim Approximately one‐third of patients with major depressive disorder develop treatment‐resistant depression. One‐third of patients with treatment‐resistant depression demonstrate resistance to ketamine, which is a novel antidepressant effective for ...
Tomoyuki Nakamura   +7 more
doaj   +1 more source

Rested-state contractions and rest potentiation in spontaneously hypertensive rats. [PDF]

open access: yesHypertension, 1993
To gain further insight into the excitation-contraction coupling mechanisms in hypertrophy, we studied rested-state contractions, rest decay curves, and rest potentiation under different experimental conditions using papillary muscles of spontaneously hypertensive rats (SHR) and age-matched normotensive Wistar and Wistar-Kyoto (WKY) rats.
Pérez, Néstor Gustavo   +2 more
openaire   +3 more sources

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